Rechercher dans le manuel MySQL

26.13 Performance Schema Option and Variable Reference

Contents

Table 26.4 Performance Schema Variable Reference

Name Cmd-Line Option File System Var Status Var Var Scope Dynamic
performance_schema Yes Yes Yes Global No
Performance_schema_accounts_lost Yes Global No
performance_schema_accounts_size Yes Yes Yes Global No
Performance_schema_cond_classes_lost Yes Global No
Performance_schema_cond_instances_lost Yes Global No
performance-schema-consumer-events-stages-current Yes Yes
performance-schema-consumer-events-stages-history Yes Yes
performance-schema-consumer-events-stages-history-long Yes Yes
performance-schema-consumer-events-statements-current Yes Yes
performance-schema-consumer-events-statements-history Yes Yes
performance-schema-consumer-events-statements-history-long Yes Yes
performance-schema-consumer-events-transactions-current Yes Yes
performance-schema-consumer-events-transactions-history Yes Yes
performance-schema-consumer-events-transactions-history-long Yes Yes
performance-schema-consumer-events-waits-current Yes Yes
performance-schema-consumer-events-waits-history Yes Yes
performance-schema-consumer-events-waits-history-long Yes Yes
performance-schema-consumer-global-instrumentation Yes Yes
performance-schema-consumer-statements-digest Yes Yes
performance-schema-consumer-thread-instrumentation Yes Yes
Performance_schema_digest_lost Yes Global No
performance_schema_digests_size Yes Yes Yes Global No
performance_schema_events_stages_history_long_size Yes Yes Yes Global No
performance_schema_events_stages_history_size Yes Yes Yes Global No
performance_schema_events_statements_history_long_size Yes Yes Yes Global No
performance_schema_events_statements_history_size Yes Yes Yes Global No
performance_schema_events_transactions_history_long_size Yes Yes Yes Global No
performance_schema_events_transactions_history_size Yes Yes Yes Global No
performance_schema_events_waits_history_long_size Yes Yes Yes Global No
performance_schema_events_waits_history_size Yes Yes Yes Global No
Performance_schema_file_classes_lost Yes Global No
Performance_schema_file_handles_lost Yes Global No
Performance_schema_file_instances_lost Yes Global No
Performance_schema_hosts_lost Yes Global No
performance_schema_hosts_size Yes Yes Yes Global No
performance-schema-instrument Yes Yes
Performance_schema_locker_lost Yes Global No
performance_schema_max_cond_classes Yes Yes Yes Global No
performance_schema_max_cond_instances Yes Yes Yes Global No
performance_schema_max_digest_length Yes Yes Yes Global No
performance_schema_max_file_classes Yes Yes Yes Global No
performance_schema_max_file_handles Yes Yes Yes Global No
performance_schema_max_file_instances Yes Yes Yes Global No
performance_schema_max_memory_classes Yes Yes Yes Global No
performance_schema_max_metadata_locks Yes Yes Yes Global No
performance_schema_max_mutex_classes Yes Yes Yes Global No
performance_schema_max_mutex_instances Yes Yes Yes Global No
performance_schema_max_prepared_statements_instances Yes Yes Yes Global No
performance_schema_max_program_instances Yes Yes Yes Global No
performance_schema_max_rwlock_classes Yes Yes Yes Global No
performance_schema_max_rwlock_instances Yes Yes Yes Global No
performance_schema_max_socket_classes Yes Yes Yes Global No
performance_schema_max_socket_instances Yes Yes Yes Global No
performance_schema_max_stage_classes Yes Yes Yes Global No
performance_schema_max_statement_classes Yes Yes Yes Global No
performance_schema_max_statement_stack Yes Yes Yes Global No
performance_schema_max_table_handles Yes Yes Yes Global No
performance_schema_max_table_instances Yes Yes Yes Global No
performance_schema_max_thread_classes Yes Yes Yes Global No
performance_schema_max_thread_instances Yes Yes Yes Global No
Performance_schema_memory_classes_lost Yes Global No
Performance_schema_metadata_lock_lost Yes Global No
Performance_schema_mutex_classes_lost Yes Global No
Performance_schema_mutex_instances_lost Yes Global No
Performance_schema_nested_statement_lost Yes Global No
Performance_schema_prepared_statements_lost Yes Global No
Performance_schema_program_lost Yes Global No
Performance_schema_rwlock_classes_lost Yes Global No
Performance_schema_rwlock_instances_lost Yes Global No
Performance_schema_session_connect_attrs_lost Yes Global No
performance_schema_session_connect_attrs_size Yes Yes Yes Global No
performance_schema_setup_actors_size Yes Yes Yes Global No
performance_schema_setup_objects_size Yes Yes Yes Global No
Performance_schema_socket_classes_lost Yes Global No
Performance_schema_socket_instances_lost Yes Global No
Performance_schema_stage_classes_lost Yes Global No
Performance_schema_statement_classes_lost Yes Global No
Performance_schema_table_handles_lost Yes Global No
Performance_schema_table_instances_lost Yes Global No
Performance_schema_thread_classes_lost Yes Global No
Performance_schema_thread_instances_lost Yes Global No
Performance_schema_users_lost Yes Global No
performance_schema_users_size Yes Yes Yes Global No


Find a PHP function

Document created the 26/06/2006, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/mysql-rf-performance-schema-option-variable-reference.html

The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.

References

  1. View the html document Language of the document:en Manuel MySQL : https://dev.mysql.com/

These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.

Contents Haut